The Dictionary app is a modern pronunciation dictionary for the English language. Every pronunciation in Dictionary is written using the International Phonetic Alphabet (IPA). Example English pronunciations: "endosymbiotic", "gypsies", "Mafia", "invalid", "swingers", "Gillingham", "Dorothy", "space".

Test CDS Hooks using CDS Hooks Testing Tool — an online tool for simulating, testing, and debugging CDS Hooks workflows. It allows the user to provide the content for the CDS Hooks request and mock FHIR server and view the CDS Hooks service response.

ECL Editor is an online editor for the Expression Constraint Language. It provides syntax highlighting and live querying of SNOMED CT terminologies to facilitate the authoring and testing of ECL expression constraints.

Validate HL7v2 messages against the HL7 grammar (HL7 abstract message syntax) using HL7v2 Validator — an online interactive tool that requires no registration or installation.